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         © Sealevel Systems, Inc. 

SeaI/OUSBSERIAL      |  SL9177     04/2022 

 

Warranty 

Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard 
on all Sealevel manufactured I/O products. 

Relio™ industrial computers are warranted for a period of two years 

and the R9 family is warranted for a five year period from date of purchase. 

We are able to offer this warranty 

due  to  our  control  of  manufacturing  quality  and  the  historically  high  reliability  of  our  products  in  the  field. 
Sealevel products are designed and manufactured at its Liberty, South Carolina facility, allowing direct control 
over  product  development,  production,  burn-in  and  testing.  Sealevel  achieved  ISO-9001:2015  certification  in 
2018. 

Warranty Policy 

Sealevel  Systems,  Inc.  (hereafter  "Sealevel")  warrants  that  the  Product  shall  conform  to  and  perform  in 
accordance with published technical specifications and shall be free of defects in materials and workmanship 
for  the  warranty  period.  In  the  event  of  failure,  Sealevel  will  repair  or  replace  the  product  at  Sealevel's  sole 
discretion.  Failures  resulting  from  misapplication  or  misuse  of  the  Product,  failure  to  adhere  to  any 
specifications  or  instructions,  or  failure  resulting  from  neglect,  abuse,  accidents,  or  acts  of  nature  are  not 
covered under this warranty.  

Warranty  service  may  be  obtained  by  delivering  the  Product  to  Sealevel  and  providing  proof  of  purchase. 
Customer  agrees to ensure the Product or  assume the risk of loss  or damage  in transit, to prepay shipping 
charges to Sealevel, and to use the original shipping container or equivalent. Warranty is valid only for original 
purchaser and is not transferable.  

This warranty applies to Sealevel manufactured Product. Product purchased through Sealevel but manufactured 
by a third party will retain the original manufacturer's warranty.  

Non-Warranty Repair/Retest

 

Products  returned  due  to  damage  or  misuse  and  Products  retested  with  no  problem  found  are  subject  to 
repair/retest charges. A purchase order or credit card number and authorization must be provided in order to 
obtain an RMA (Return Merchandise Authorization) number prior to returning Product.  

How to obtain an RMA (Return Merchandise Authorization) 

If you need to return a product for warranty or non-warranty repair, you must first obtain an RMA number. Please 
contact Sealevel Systems, Inc. Technical Support for assistance: 

Available  

Monday 

 Friday, 8:00AM to 5:00PM EST 

Phone   

864-843-4343  

Email 

 

[email protected]

 

Trademarks 

Sealevel  Systems,  Incorporated  acknowledges  that  all  trademarks  referenced  in  this  manual  are  the  service 
mark, trademark, or registered trademark of the respective company. 

 

Summary of Contents for Seal/O Series

Page 1: ...1 Sealevel Systems Inc SeaI OUSBSERIAL SL9177 04 2022 SeaI O USB Serial User Manual SEAI OUSBSERIAL...

Page 2: ...POWER OPTIONS 8 SOFTWARE INSTALLATION 10 PHYSICAL INSTALLATION 11 TECHNICAL DESCRIPTION 12 SPECIFICATIONS 18 MOUNTING OPTIONS 19 ACCESSORIES 20 APPENDIX A TROUBLESHOOTING 22 APPENDIX B HOW TO GET ASS...

Page 3: ...out for RS 232 or two wire RS 485 on each individual port There are no internal jumpers or switches to set so field installation and service is easy The USB serial modules are powered from your 9 30V...

Page 4: ...es interface via RS 485 and can be located local to the Base SeaI O module or remotely located up to 4000 feet away Local installations 10 of cabling should use the 5 CAT5 RS 485 pass through cable It...

Page 5: ...o B Device Cable Item LB116 RS 232 RJ45 Serial Loopback Item LB115 RS 485 RJ45 Serial Loopback only VersaCom models Each SeaI O module is shipped with 4 adhesive rubber feet that can be attached to th...

Page 6: ...serial loopback adapter Item LB116 that is useful for testing the data signals on RS 232 ports SeaI O USB serial models with RS 485 VersaCom ports also include an RJ45 RS485 loopback cable Item LB115...

Page 7: ...accidental disconnection of USB cable Power Requirements 9 30VDC 1 5W SeaI O RS 232 485 VersaCom Serial Expansion Modules Models SeaI O 647U USB to 4 Port RS 232 485 RJ45 VersaCom Serial Interface Se...

Page 8: ...ng multiple SeaI O modules together refer to the rest of this chapter for power supply sizing considerations SeaI O Expansion Power Connection Each SeaI O product including the expansion modules conta...

Page 9: ...alculation A typical application for SeaI O products would use one Base module and several Nseries expansion modules in a local stack configuration In this arrangement with power applied to the Base m...

Page 10: ...r Windows 4 The setup files will automatically detect the operating environment and install the proper components Follow the information presented on the screens that follow 5 A screen may appear with...

Page 11: ...e 4 You should see one or more New Hardware Found windows indicating the actual device being created The installation will repeat twice for each COM port a total of 8 times on 4 port models and 16 tim...

Page 12: ...Ds on each RJ45 serial port display transmit and receive data activity Common Features All SeaI O USB serial expansion modules include the same connectors on the left side RJ45 RS 485 pass through con...

Page 13: ...n each RJ45 serial port display transmit and receive data activity Name Pin Mode NC No Connect 1 RTS Request To Send 2 Output TX Transmit Data 3 Output GND Ground 4 PWR Power Output 5 RX Receive Data...

Page 14: ...RJ45 connector DSR and DCD are biased active and RI is biased inactive Interface Selection With the unique VersaCom multi interface connector design both RS 232 and two wire RS 485 signals are always...

Page 15: ...metal straps four 4 40 screws and a 5 RJ45 RS 485 interconnect cable Item CA239 The metal straps allow you to securely connect multiple SeaI O modules together The interconnect cable can be used to co...

Page 16: ...istors on Data 510 Biasing pull down resistors on Data RS 485 networks should have termination enabled on each end of the network SeaI O USB serial modules have appropriate biasing and termination ena...

Page 17: ...use with Sealevel USB RJ45 enabled serial adapters the RJ45 to DB9 modular adapter Item RJ9P 232 converts the RJ45 RS 232 pin out to a DB9 male RS 232 serial port Standard CAT5 patch cables can be use...

Page 18: ...ature Range 0 to 70 C 50 to 105 C Physical Dimensions Length Width Height 7 5 5 1 1 3 19 05 cm 12 95 cm 3 30 cm Manufacturing All Sealevel Systems Inc printed circuit boards are built to UL 94V0 ratin...

Page 19: ...ket with clip is easily attached using two included 4 40 Phillips head machine screws Table Wall Mounting The flush mount bracket kit Item KT123 is extremely versatile and can be used to mount SeaI O...

Page 20: ...uded International Options TR108 AU 100 250VAC to 24VDC 36W 1 5A Desktop Power Supply with 1 3mm Plug includes CA187 AS 3112 6 Australian Power Cord TR108 EC 100 250VAC to 24VDC 36W 1 5A Desktop Power...

Page 21: ...Blue Ethernet Patch Cable Can be used to connect SeaI O Ethernet modules to a hub included with 4xxE SeaI O Ethernet modules Can be used to connect SeaI O RS 232 modules to both Sealevel and standard...

Page 22: ...d that the correct cables and adapters are being used Verify that cables are using the proper pin out on both ends of the connection 9 When SeaI O serial expansion modules are configured properly Seal...

Page 23: ...provides an FAQ section on its web site Please refer to this to answer many common questions This section can be found at http www sealevel com faq asp 4 Sealevel Systems maintains a web page on the...

Page 24: ...Terminating Equipment DCE The SeaLINK 4 VC is a DTE device RS 485 RS 485 is backwardly compatible with RS 422 however it is optimized for party line or multi drop applications The output of the RS 422...

Page 25: ...the transmission of a pre defined number of stop bits usually 1 1 5 or 2 An extra bit used for error detection is often appended before the stop bits This special bit is called the parity bit Parity i...

Page 26: ...26 Sealevel Systems Inc SeaI OUSBSERIAL SL9177 04 2022 Appendix E PCB Silk Screen...

Page 27: ...ed to correct the interference at the user s expense EMC Directive Statement Products bearing the CE Label fulfill the requirements of the EMC directive 89 336 EEC and of the low voltage directive 73...

Page 28: ...eglect abuse accidents or acts of nature are not covered under this warranty Warranty service may be obtained by delivering the Product to Sealevel and providing proof of purchase Customer agrees to e...

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